Lakshmi

Data Structure Introduction v   Data Structure can be defined as the group of data elements which provides an efficient way of storing and organising data in the computer so that it can be used efficiently. v   Some examples of Data Structures are arrays, Linked List, Stack, Queue, etc. v   Data Structures are widely used in almost every aspect of Computer Science i.e. Operating System, Compiler Design, Artifical intelligence, Graphics and many more. Basic Terminology Data structures are the building blocks of any program or the software. Choosing the appropriate data structure for a program is the most difficult task for a programmer. Following terminology is used as far as data structures are concerned Data:  Data can be defined as an elementary value or the collection of values, for example, student's name and its id are the data about the student. Group Items:  Data items which have subordinate data items are called Group item, for example, name of a student